/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.fyx.web.corejsf;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class EmailValidator {

    private static final String EMAIL_PATTERN =
            "^[_A-Za-z0-9-]+(\\.[_A-Za-z0-9-]+)*@"
            + "[A-Za-z0-9]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";
    private static Pattern pattern = Pattern.compile(EMAIL_PATTERN);
    private static Matcher matcher;

    /**
     * Validate hex with regular expression
     * @param hex hex for validation
     * @return true valid hex, false invalid hex
     */
    public static boolean validate(final String hex) {
        matcher = pattern.matcher(hex);
        return matcher.matches();
    }
}
